2003-2005 Yamaha F25C & T25C Outboard Service Manual
This comprehensive Yamaha service manual covers the F25C and T25C models, detailing systems like power unit, fuel, and electrical. PN LIT-18616-02-61.
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Sample pages from the 2003-2005 Yamaha F25C & T25C Outboard Service Manual manual
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Yamaha Models Covered & Key Technical Specifications
Models: F25MH, F25EH, F25ER, F25TR, T25TR
Sub-models / Variants: S (Short shaft), L (Long shaft), Tiller handle control, Remote control
Build Years: 2003–2005
Serial Numbers: F25MH: 1008911 ~, F25EH: 1008911 ~, F25ER: 1008911 ~, F25TR: 1008911 ~, T25TR: 1008911 ~
Technical Data:
- Engine type: 4-stroke, OHC, in-line 2-cylinder
- Displacement: 498 cm³ (30.4 cu. in)
- Max output: 18.4 kW (25 hp) at 5,500 rpm
- Compression ratio: 9.87:1
- Engine oil capacity (with filter): 1.9–2.1 L
- Gear oil capacity: 320–430 cm³
- Spark plug: DPR6EA-9
Yamaha Manual Features & Content Preview
2003–2005 Yamaha F25C and T25C Outboard Service Manual
- Covers 2003–2005 Yamaha F25C and T25C outboards, including F25MH, F25EH, F25ER, F25TR, and T25TR models with tiller handle or remote control configurations
- Official Yamaha publication P/N LIT-18616-02-61, 1st edition August 2003
- Contains 56 exploded-view diagrams and 32 torque tables
- Accessible from your device as soon as the order is placed
- Indexed PDF search covers every chapter and appendix
- Stored against your account so you can retrieve it after a hard-drive loss
- This 1st edition is the reference used for the 2003–2005 F25C/T25C release, providing the authoritative technical specifications for these specific 65W-series outboard engines
Mechanical Scope and Documentation
This 289-page service manual for the 2003–2005 Yamaha F25C and T25C provides detailed technical documentation for the operation, disassembly, and maintenance of the F25 and T25 outboard range. The document outlines the identification of model-specific components, starting serial numbers, and safety-critical practices for handling gasoline, petroleum vapors, and industrial lubricants. Chapters are segmented by system, spanning general information, fuel delivery, power unit internals, lower unit gear cases, and bracket mounting assemblies, ensuring technicians have the correct specifications for assembly and inspection operations.
Specification Highlights
Engine performance for the 2003–2005 Yamaha F25C and T25C series is documented with a peak power output of 18.4 kW (25 hp) at 5,500 rpm. The manual lists the gear case lubricant capacity at 320–430 cm³ depending on the model, while the engine oil requirement with filter cartridge is specified at 1.9–2.1 liters. Compression pressure for these models is defined at 1,180–1,250 kPa, providing a critical reference for engine health diagnostics and verification. Understanding the factory service publication structure assists with proper maintenance and component-specific repair procedures.
Note: This document is for reference only — always consult a certified technician before performing service on this equipment.
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